Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about numbers. And while that may seem daunting, most kids enjoy sharpening their math ...

An apparently easy-looking math problem has left internet users scratching their heads. The elementary-grade problem looks simple enough to solve in seconds, but has tripped up the masses. The basic ...

A TKer subscriber recently pointed out that if your investment is down 20%, then you’d need a 25% gain from the current level to return to the initial level. For example, if your investment of $100 ...

Simple math equations grow harder when we're out of practice. As time goes on we forget the elementary rules of math and compound problems become more and more challenging. That's why a simple math ...

It may have been years—or even decades—since some of us were in school, but internet users still find themselves regularly flummoxed by homework assignments. Over the years, there have been more than ...

These deceptively simple math problems stump even the smartest people—and it's not because they're too hard. It’s because smart minds tend to overthink. Think you can beat the trap? Donald Trump’s ...

Trigonometric identities are powerful tools for simplifying complex equations in math and science. Three core groups—reciprocal, quotient, and Pythagorean—form the foundation. Effective strategies ...

Trump adds Ireland to trade ‘blacklist’ My daughter will be on Medicaid for life. Can my wife and I invest in the stock market? Elon Musk pulls back on threat to withdraw Dragon spacecraft ‘Daredevil: ...

Working memory is like a mental chalkboard we use to store temporary information while executing other tasks. Scientists worked with more than 200 elementary students to test their working memory, ...

A series of spreadsheets, organized by traditional general chemistry topics, was made for batch production of questions that involve mathematical calculations for general chemistry courses. To use the ...